<template>
  <div class="app-container">
    <SearchContent :queryParams="queryParams" @query="handleQuery" @reset="resetQuery">
      <el-col :span="6">
        <el-form-item label="菜单名称" prop="menuName">
          <el-input v-model="queryParams.menuName" placeholder="请输入菜单名称" clearable @keyup.enter.native="handleQuery" />
        </el-form-item>
      </el-col>
      <el-col :span="6">
        <el-form-item label="状态" prop="status">
          <el-select v-model="queryParams.status" placeholder="菜单状态" clearable>
            <el-option v-for="dict in dict.type.sys_normal_disable" :key="dict.value" :label="dict.label" :value="dict.value" />
          </el-select>
        </el-form-item>
      </el-col>
    </SearchContent>

    <div class="card-wrap paddingAll20" :model="queryParams" ref="queryForm" label-width="86px">
      <div class="table-title-wrap justify-end">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd" v-hasPermi="['system:menu:add']">新增
        </el-button>

        <el-button type="info" plain icon="el-icon-sort" size="mini" @click="toggleExpandAll">展开/折叠
        </el-button>
      </div>

      <!--      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>-->
      <el-table v-if="refreshTable" v-loading="loading" border :data="menuList" row-key="menuId" :default-expand-all="isExpandAll" :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
        <el-table-column prop="menuName" label="菜单名称" :show-overflow-tooltip="true" width="160"></el-table-column>
        <el-table-column prop="icon" label="图标" align="center" width="100">
          <template slot-scope="scope">
            <svg-icon :icon-class="scope.row.icon" />
          </template>
        </el-table-column>
        <el-table-column prop="orderNum" label="排序" width="60" align="center"></el-table-column>
        <el-table-column prop="perms" label="权限标识" :show-overflow-tooltip="true" align="center"></el-table-column>
        <el-table-column prop="component" label="组件路径" :show-overflow-tooltip="true" align="center"></el-table-column>
        <el-table-column prop="menuType" label="菜单类型" width="100" align="center">
          <template v-slot="{row}">
            {{row.menuType|menuType}}
          </template>
        </el-table-column>
        <el-table-column prop="isCache" label="是否缓存" width="100" align="center">
          <template v-slot="{row}">
            {{row.isCache==0?'缓存':'不缓存'}}
          </template>
        </el-table-column>
        <el-table-column prop="status" label="状态" width="80" align="center">
          <template slot-scope="scope">
            <dict-tag :options="dict.type.sys_normal_disable" :value="scope.row.status" />
          </template>
        </el-table-column>
        <el-table-column label="创建时间" align="center" prop="createTime" width="160">
          <template slot-scope="scope">
            <span>{{ parseTime(scope.row.createTime) }}</span>
          </template>
        </el-table-column>
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width" width="200">
          <template slot-scope="scope">
            <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)" v-hasPermi="['system:menu:edit']">修改
            </el-button>
            <el-button size="mini" type="text" icon="el-icon-plus" @click="handleAdd(scope.row)" v-hasPermi="['system:menu:add']">新增
            </el-button>
            <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)" v-hasPermi="['system:menu:remove']">删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 添加或修改菜单对话框 -->
      <el-dialog :title="title" :visible.sync="open" width="680px" append-to-body>
        <el-form ref="form" :model="form" :rules="rules" label-width="100px">
          <el-row>
            <el-col :span="24">
              <el-form-item label="上级菜单" prop="parentId">
                <treeselect v-model="form.parentId" :options="menuOptions" :normalizer="normalizer" :show-count="true" placeholder="选择上级菜单" />
              </el-form-item>
            </el-col>
            <el-col :span="24">
              <el-form-item label="菜单类型" prop="menuType">
                <el-radio-group v-model="form.menuType">
                  <el-radio label="M">目录</el-radio>
                  <el-radio label="C">菜单</el-radio>
                  <el-radio label="P">页面</el-radio>
                  <el-radio label="F">按钮</el-radio>
                </el-radio-group>
              </el-form-item>
            </el-col>
            <el-col :span="24" v-if="form.menuType != 'F'">
              <el-form-item label="菜单图标" prop="icon">
                <el-popover placement="bottom-start" width="460" trigger="click" @show="$refs['iconSelect'].reset()">
                  <IconSelect ref="iconSelect" @selected="selected" :active-icon="form.icon" />
                  <el-input slot="reference" v-model="form.icon" placeholder="点击选择图标" clearable>
                    <svg-icon v-if="form.icon" slot="prefix" :icon-class="form.icon" style="width: 25px;" />
                    <i v-else slot="prefix" class="el-icon-search el-input__icon" />
                  </el-input>
                </el-popover>
              </el-form-item>
            </el-col>
            <el-col :span="12">
              <el-form-item label="菜单名称" prop="menuName">
                <el-input v-model="form.menuName" placeholder="请输入菜单名称" />
              </el-form-item>
            </el-col>
            <el-col :span="12">
              <el-form-item label="显示排序" prop="orderNum">
                <el-input-number v-model="form.orderNum" controls-position="right" :min="0" />
              </el-form-item>
            </el-col>
            <el-col :span="12" v-if="form.menuType != 'F'">
              <el-form-item prop="isFrame">
                <span slot="label">
                  <el-tooltip content="选择是外链则路由地址需要以`http(s)://`开头" placement="top">
                    <i class="el-icon-question"></i>
                  </el-tooltip>
                  是否外链
                </span>
                <el-radio-group v-model="form.isFrame">
                  <el-radio label="0">是</el-radio>
                  <el-radio label="1">否</el-radio>
                </el-radio-group>
              </el-form-item>
            </el-col>
            <el-col :span="12" v-if="form.menuType != 'F'">
              <el-form-item prop="path">
                <span slot="label">
                  <el-tooltip content="访问的路由地址，如：`user`，如外网地址需内链访问则以`http(s)://`开头" placement="top">
                    <i class="el-icon-question"></i>
                  </el-tooltip>
                  路由地址
                </span>
                <el-input v-model="form.path" placeholder="请输入路由地址" />
              </el-form-item>
            </el-col>
            <el-col :span="12" v-if="form.menuType == 'C'||form.menuType == 'P'">
              <el-form-item prop="component">
                <span slot="label">
                  <el-tooltip content="访问的组件路径，如：`system/user/index`，默认在`views`目录下" placement="top">
                    <i class="el-icon-question"></i>
                  </el-tooltip>
                  组件路径
                </span>
                <el-input v-model="form.component" placeholder="请输入组件路径" />
              </el-form-item>
            </el-col>
            <el-col :span="12" v-if="form.menuType != 'M'">
              <el-form-item prop="perms">
                <el-input v-model="form.perms" placeholder="请输入权限标识" maxlength="100" />
                <span slot="label">
                  <el-tooltip content="控制器中定义的权限字符，如：@SaCheckPermission('system:user:list')" placement="top">
                    <i class="el-icon-question"></i>
                  </el-tooltip>
                  权限字符
                </span>
              </el-form-item>
            </el-col>
            <el-col :span="12" v-if="form.menuType == 'C'">
              <el-form-item prop="queryParam">
                <el-input v-model="form.queryParam" placeholder="请输入路由参数" maxlength="255" />
                <span slot="label">
                  <el-tooltip content='访问路由的默认传递参数，如：`{"id": 1, "name": "ry"}`' placement="top">
                    <i class="el-icon-question"></i>
                  </el-tooltip>
                  路由参数
                </span>
              </el-form-item>
            </el-col>
            <el-col :span="12" v-if="form.menuType == 'C' || form.menuType == 'P'">
              <el-form-item prop="isCache">
                <span slot="label">
                  <el-tooltip content="选择是则会被`keep-alive`缓存，需要匹配组件的`name`和地址保持一致" placement="top">
                    <i class="el-icon-question"></i>
                  </el-tooltip>
                  是否缓存
                </span>
                <el-radio-group v-model="form.isCache">
                  <el-radio label="0">缓存</el-radio>
                  <el-radio label="1">不缓存</el-radio>
                </el-radio-group>
              </el-form-item>
            </el-col>
            <el-col :span="12" v-if="form.menuType != 'F'">
              <el-form-item prop="visible">
                <span slot="label">
                  <el-tooltip content="选择隐藏则路由将不会出现在侧边栏，但仍然可以访问" placement="top">
                    <i class="el-icon-question"></i>
                  </el-tooltip>
                  显示状态
                </span>
                <el-radio-group v-model="form.visible">
                  <el-radio v-for="dict in dict.type.sys_show_hide" :key="dict.value" :label="dict.value">{{ dict.label }}
                  </el-radio>
                </el-radio-group>
              </el-form-item>
            </el-col>
            <el-col :span="12">
              <el-form-item prop="status">
                <span slot="label">
                  <el-tooltip content="选择停用则路由将不会出现在侧边栏，也不能被访问" placement="top">
                    <i class="el-icon-question"></i>
                  </el-tooltip>
                  菜单状态
                </span>
                <el-radio-group v-model="form.status">
                  <el-radio v-for="dict in dict.type.sys_normal_disable" :key="dict.value" :label="dict.value">{{ dict.label }}
                  </el-radio>
                </el-radio-group>
              </el-form-item>
            </el-col>
          </el-row>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </el-dialog>
    </div>
  </div>

</template>

<script>
import { listMenu, getMenu, delMenu, addMenu, updateMenu } from "@/api/system/menu";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import IconSelect from "@/components/IconSelect";
import SearchContent from "@/components/SearchContent/index.vue";

export default {
  name: "Menu",
  dicts: ['sys_show_hide', 'sys_normal_disable'],
  components: { SearchContent, Treeselect, IconSelect },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 显示搜索条件
      showSearch: true,
      // 菜单表格树数据
      menuList: [],
      // 菜单树选项
      menuOptions: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 是否展开，默认全部折叠
      isExpandAll: false,
      // 重新渲染表格状态
      refreshTable: true,
      // 查询参数
      queryParams: {
        menuName: undefined,
        visible: undefined
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        menuName: [
          { required: true, message: "菜单名称不能为空", trigger: "blur" }
        ],
        orderNum: [
          { required: true, message: "菜单顺序不能为空", trigger: "blur" }
        ],
        path: [
          { required: true, message: "路由地址不能为空", trigger: "blur" }
        ]
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    // 选择图标
    selected(name) {
      this.form.icon = name;
    },
    /** 查询菜单列表 */
    getList() {
      this.loading = true;
      listMenu(this.queryParams).then(response => {
        this.menuList = this.handleTree(response.data, "menuId");
        this.loading = false;
      });
    },
    /** 转换菜单数据结构 */
    normalizer(node) {
      if (node.children && !node.children.length) {
        delete node.children;
      }
      return {
        id: node.menuId,
        label: node.menuName,
        children: node.children
      };
    },
    /** 查询菜单下拉树结构 */
    getTreeselect() {
      listMenu().then(response => {
        this.menuOptions = [];
        const menu = { menuId: 0, menuName: '主类目', children: [] };
        menu.children = this.handleTree(response.data, "menuId");
        this.menuOptions.push(menu);
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        menuId: undefined,
        parentId: 0,
        menuName: undefined,
        icon: undefined,
        menuType: "M",
        orderNum: undefined,
        isFrame: "1",
        isCache: "0",
        visible: "0",
        status: "0"
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    /** 新增按钮操作 */
    handleAdd(row) {
      this.reset();
      this.getTreeselect();
      if (row != null && row.menuId) {
        this.form.parentId = row.menuId;
      } else {
        this.form.parentId = 0;
      }
      this.open = true;
      this.title = "添加菜单";
    },
    /** 展开/折叠操作 */
    toggleExpandAll() {
      this.refreshTable = false;
      this.isExpandAll = !this.isExpandAll;
      this.$nextTick(() => {
        this.refreshTable = true;
      });
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      this.getTreeselect();
      getMenu(row.menuId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改菜单";
      });
    },
    /** 提交按钮 */
    submitForm: function () {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.menuId != undefined) {
            updateMenu(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addMenu(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      this.$modal.confirm('是否确认删除名称为"' + row.menuName + '"的数据项？').then(function () {
        return delMenu(row.menuId);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    }
  }
};
</script>
